control-rod motion speed

absorber rod control gas

absorber-type control rod

absorbing control rod

acceptable control rod reactivity

adapt to motion control

all-control-rod-in condition

auto motion control system

automatic control rod

automatic-control rod

auxiliary control rod

black control rod

black-type control rod

blade type control rod

boron carbide control rod

boron-loaded control rod

bottom-entry control rod

bottom-entry cruciform control rod

brake control rod